Derivative Financial Instruments Gains and Losses (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Derivative Instruments, (Gain) Loss [Line Items]
Derivative settlement loss	$ 168,183	$ 107,885
Net derivative loss	418,521	344,689
Oil Contracts
Derivative Instruments, (Gain) Loss [Line Items]
Derivative settlement loss	129,168	56,329
Net derivative loss	315,050	265,815
Gas Contracts
Derivative Instruments, (Gain) Loss [Line Items]
Derivative settlement loss	27,051	40,448
Net derivative loss	86,175	48,922
NGL Contracts
Derivative Instruments, (Gain) Loss [Line Items]
Derivative settlement loss	11,964	11,108
Net derivative loss	$ 17,296	$ 29,952